// 引入 echarts 核心模块，核心模块提供了 echarts 使用必须要的接口。
import * as echarts from 'echarts/core';
// 引入柱状图图表，图表后缀都为 Chart
import { BarChart, LineChart, PieChart, MapChart } from 'echarts/charts';
// 引入提示框，标题，直角坐标系，数据集，内置数据转换器组件，组件后缀都为 Component
import {
    TitleComponent,
    ToolboxComponent,
    TooltipComponent,
    LegendComponent,
    GridComponent,
    DatasetComponent,
    TransformComponent,
    VisualMapComponent,
    GeoComponent
} from 'echarts/components';
// 标签自动布局，全局过渡动画等特性
import { LabelLayout, UniversalTransition } from 'echarts/features';
// 引入 Canvas 渲染器，注意引入 CanvasRenderer 或者 SVGRenderer 是必须的一步
import { CanvasRenderer } from 'echarts/renderers';

// 注册必须的组件
echarts.use([
    TitleComponent,
    ToolboxComponent,
    TooltipComponent,
    GridComponent,
    DatasetComponent,
    TransformComponent,
    LegendComponent,
    VisualMapComponent,
    GeoComponent,
    BarChart,
    PieChart,
    LineChart,
    MapChart,
    LabelLayout,
    UniversalTransition,
    CanvasRenderer
]);

export default echarts;